Abdullah Rasheed stepped off the quaint cobblestone pavement and entered the coffee shop. At thirty-two, he was an attractive man with large, caring eyes, a prominent nose, and a headful of wavy brown hair. His lips blended into ruddy cheeks in an ever-present smile. A lean and muscular frame showed through the snug apparel he wore, topped by a bright orange Cashmere sweater and a tan sports jacket - attire that a certain brand of confident yuppie specializes in pulling off without even trying.

That he was planning to blow himself up in a few minutes and take out the entire ground floor of a Chicago downtown skyscraper was not a thing betrayed by his boyish demeanor.

He flashed a friendly smile at the barista behind the counter, oozing warmth that rivaled her best latte. She reciprocated with a shy...